APA (7. basım) Alıntı

Ehninger, D. (1982). Principles and types of speech communication (9th ed.). National Book Store.

Chicago Style (17. basım) Atıf

Ehninger, Douglas. Principles and Types of Speech Communication. 9th ed. Manila: National Book Store, 1982.

MLA (9th ed.) Atıf

Ehninger, Douglas. Principles and Types of Speech Communication. 9th ed. National Book Store, 1982.